| Otopeni to Masquefa | 1,238.38 mi (1,992.98 km) |
| Otopeni to Matadepera | 1,225.89 mi (1,972.88 km) |
| Otopeni to Mazarron | 1,496.69 mi (2,408.68 km) |
| Otopeni to Meco | 1,512.95 mi (2,434.86 km) |
| Otopeni to Medina del Campo | 1,574.07 mi (2,533.23 km) |
| Otopeni to Medina Sidonia | 1,757.59 mi (2,828.58 km) |
| Otopeni to Mejorada del Campo | 1,519.69 mi (2,445.70 km) |
| Otopeni to Meliana | 1,392.70 mi (2,241.33 km) |
| Otopeni to Mengibar | 1,606.99 mi (2,586.21 km) |
| Otopeni to Merida | 1,703.95 mi (2,742.24 km) |
| Otopeni to Miajadas | 1,683.94 mi (2,710.03 km) |
| Otopeni to Mieres | 1,577.96 mi (2,539.48 km) |
| Otopeni to Miguelturra | 1,584.88 mi (2,550.61 km) |
| Otopeni to Mijas | 1,690.59 mi (2,720.74 km) |
| Otopeni to Miranda de Ebro | 1,448.84 mi (2,331.69 km) |
